

<%--导包--%>
<%@ page import="java.util.ArrayList" %><%--
jsp指令

--%>
<%@page contentType="text/html; charset=UTF-8" errorPage="/error.jsp" %>
<%--
    2.include指令
--%>
<%@ include file="/include.jsp"%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>jsp指令</title>
</head>
<body>
<%ArrayList<String> arr=new ArrayList<>();%>
    </body>
</html>
